Polymer Technology Nylon-66 is a polyamide of Hexamethylene diamine and adipic acid Vinyl chloride and formaldeyde Adipic acid and methyl amine None of these Hexamethylene diamine and adipic acid Vinyl chloride and formaldeyde Adipic acid and methyl amine None of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In case of dry spinning of polymers, the polymer solution in a volatile solvent is forced through the spinnerates into a warm air chamber, where the solvent evaporates leaving behind the polymer in the filament form. Dry spinning is used for __________ fibres. Polyvinyl acetate Polythene PVC Rayon Polyvinyl acetate Polythene PVC Rayon ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Dacron (or terylene) fibres as compared to nylon fibres have All of these Poorer dyeability Poorer resistance to alkalis Better heat & acid resistant properties All of these Poorer dyeability Poorer resistance to alkalis Better heat & acid resistant properties ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology Properties of a polymer is affected by the Intermolecular forces Chain length Branching & cross-linking All of these Intermolecular forces Chain length Branching & cross-linking All of these ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology In step growth polymerisation, condensation occurs in a stepwise manner with or without the elimination of smaller molecules. An example of step growth polymerisation product is Terylene Polypropylene Polybutadiene PVC Terylene Polypropylene Polybutadiene PVC ANSWER DOWNLOAD EXAMIANS APP
Polymer Technology __________ is a thermosetting plastic. PVC Polythene Bakelite Polystyrene PVC Polythene Bakelite Polystyrene ANSWER DOWNLOAD EXAMIANS APP
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